1287653889

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{25799}}^1$

素因数の和:26060

約数の個数: 16

約数和(自身を含む): 1743667200

約数和(自身を除く): 456013311

約数列:

[1, 3, 127, 131, 381, 393, 16637, 25799, 49911, 77397, 3276473, 3379669, 9829419, 10139007, 429217963, 1287653889]

約数ペア:

[(1, 1287653889), (3, 429217963), (127, 10139007), (131, 9829419), (381, 3379669), (393, 3276473), (16637, 77397), (25799, 49911)]